<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<dl>
  <dt>我是dt1</dt>
  <dd>我是dd11</dd>
  <dd>我是dd12</dd>
  <dt>我是dt2</dt>
  <dd>我是dd21</dd>
  <dd>我是dd22</dd>
</dl>
</body>
</html>